Principal Network Engineer - AI Infrastructure Operations A continuación, encontrará un desglose completo de todo lo que se requiere de los posibles candidatos, así como la forma de presentar su candidatura. ¡Nscale is the GPU cloud engineered for AI. We provide cost-effective, high-performance infrastructure for AI start‑ups and large enterprise customers. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility.

We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency.

The Network

Operations and Engineering teams at Nscale operate some of the most demanding networking environments in the industry, supporting tightly coupled GPU clusters where network performance directly impacts customer outcomes.

Principal Network

Engineer – AI Infrastructure to provide technical leadership across Nscale’s high-speed networking domain. This role is focused on owning the reliability, scalability, and long-term evolution of our Infiniband and RDMA-based network fabrics. You will operate as a technical authority, influencing architecture, standards, and operational practices across teams while tackling the most complex network challenges in the platform.

Owning the technical direction and operational strategy for Nscale’s AI interconnect networks Acting as the senior escalation point for the most complex network incidents, guiding deep technical investigations and systemic fixes Driving cross-team initiatives to improve fabric reliability, performance predictability,



and operational maturity Defining standards for hardware configuration, congestion control, routing, firmware lifecycle management, and change safety Partnering with SRE, Compute Platform, and Network Architecture teams to influence end-to-end system design Mentoring senior and mid-level network engineers, raising the bar for operational rigor and technical excellence 10+ years of experience in network engineering, with deep focus on HPC, AI, or hyperscale data centre networking Strong expertise in modern data centre routing and control planes (BGP, OSPF, ECMP) A systems-level mindset, balancing performance, reliability, scalability, and operational cost Extensive experience with NVIDIA/Mellanox networking platforms in production AI or HPC environments Deep familiarity with distributed training frameworks and GPU communication patterns Experience designing network observability systems for high-cardinality, high-throughput environments At Nscale, you'll find a collaborative, supportive, and innovative environment where your contributions spark real impact. Join our thriving remote-first team. We build seamless virtual collaboration, empowering you, wherever you work.

The responsibilities outlined in this are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role. Nscale may offer a competitive benefits package including medical, dental, vision, versátil paid time off, parental leave, and retirement plan participation.

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📌 Principal Network Engineer - Ai Infrastructure Operations - $250,000 A Year - Remote (Valencia)
🏢 Nscale
📍 Valencia